Hirata Hitoshi, Takegami Kenji, Nagakura Takeshi, Tsujii Masaya, Uchida Atsumasa
Department of Orthopedic Surgery, Faculty of Medicine, Mie University, Mie, Japan.
J Hand Surg Am. 2004 Sep;29(5):921-4. doi: 10.1016/j.jhsa.2004.04.027.
An unusual case of irreducible volar metacarpophalangeal (MCP) joint subluxation of the thumb is described. The tendon of the extensor pollicis longus (EPL) was trapped palmar to the metacarpal head and open reduction was necessary.